Alibaba ACA GenAI Practice Questions - Alibaba Cloud Certified Associate Generative AI Engineer (ACA-GenAI GAA-C01) Exam

What does Byte Pair Encoding (BPE) do during LLM tokenization?

Encrypts user prompts before sending them to the model Iteratively merges the most frequent adjacent character or subword pairs to build a fixed vocabulary Splits text strictly on whitespace and punctuation Converts each Unicode character into its ASCII equivalent

Correct Answer:

Iteratively merges the most frequent adjacent character or subword pairs to build a fixed vocabulary

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